smtp-vdm.mpp.aw.atos.net has no NS records.
NS records for this zone are defined at aw.atos.net.
NS records for this zone are defined at aw.atos.net.
Question and response
Question
dig smtp-vdm.mpp.aw.atos.net. NS
Answer
The response has no answer records.
Authority
aw.atos.net. 900 SOA ns1.atos-services.net. ipam.atos.net. 5 900 600 2419200 900
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0